Date: Mon, 30 Nov 2015 16:14:32 -0500 From: Rich Felker <dalias@...c.org> To: musl@...ts.openwall.com Subject: Re: Support for out-of-tree build On Mon, Nov 30, 2015 at 02:49:47AM +0000, Petr Hosek wrote: > On Sun, Nov 29, 2015 at 5:36 PM Rich Felker <dalias@...c.org> wrote: > > > With ARCH=sh and SUBARCH=-nofpu and ASMSUBARCH=-nofpu, it looks to > > me like both src/setjmp/sh/setjmp.o and src/setjmp/sh-nofpu/setjmp.s > > will get included, rather than the latter replacing the former. > > > > Thanks, I managed to replicate that error. > > > > > When I tried this change, I started getting duplicate symbol errors when > > > linking libc.so, but with the original it seems to be working fine (this > > > particular case was when ARCH=arm SUBARCH=hf ASMSUBARCH=ebhf). > > > > I didn't mean to get rid of the existing subst, but to introduce a > > second one, so that src/whatever/$(ARCH)@(ASMSUBARCH)/foo.o > > excludes/replaces both src/whatever/$(ARCH)/foo.o and > > src/whatever/foo.o. > > > > Got it, I've added the additional subst which solves the problem. I'm trying it again now, and I'm still getting an error trying to build in a fresh out-of-tree dir: make: *** No rule to make target `obj/crt/i386/', needed by `obj/crt/crt1.o'. Stop. Rich
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